5305-00-007-6223, SCREW,EXTERNALLY RELIEVED BODY

National Stock Number:
5305-00-007-6223

Federal Supply Class:
5305

National Item Identification Number:
000076223

Description:
SCREW,EXTERNALLY RELIEVED BODY

Detail:
An externally threaded fastener whose threaded portion is of one nominal diameter, and whose unthreaded portion has been machined or ground in one or more places or over its entire length to a maximum diameter less than the minimum pitch diameter of the thread (excludes undercut for thread relief). It is No. 0 (0.060 IN.) (1.5 mm) or larger, and is designed to be held or driven with either a wrench or inserted driver (excluding internal socket and multiple spline types) or both in sizes below No. 10 (0.190 IN.) (5 mm) and larger sizes must have a head designed for any type inserted driver (excluding internal socket and multiple spline types) but may also be designed for external wrenching. A locking feature may be incorporated in the design of the head or threads. See also BOLT, EXTERNALLY RELIEVED BODY and BOLT, INTERNAL WRENCHING.

Manufacturer Information:

100191-001	92059	KAMAN AEROSPACE CORPORATION
100191-002	92059	KAMAN AEROSPACE CORPORATION

Techincal Specification:

THREAD SERIES DESIGNATOR	UNJC
NOMINAL THREAD DIAMETER	0.164 INCHES
THREAD QUANTITY PER INCH	32
THREAD CLASS	3A
THREAD DIRECTION	RIGHT-HAND
THREAD LENGTH	0.226 INCHES MINIMUM AND
	0.267 INCHES MAXIMUM
FASTENER LENGTH	0.531 INCHES MINIMUM AND
	0.562 INCHES MAXIMUM
MATERIAL	IRON ALLOY 660 OVERALL
MATERIAL DOCUMENT AND CLASSIFICATION	AMS 5737 ASSN STD SINGLE MATERIAL RESPONSE OVERALL
SURFACE TREATMENT	PASSIVATE OVERALL
SURFACE TREATMENT DOCUMENT AND CLASSIFICATION	QQ-P-35 FED SPEC SINGLE TREATMENT RESPONSE OVERALL
MINIMUM TENSILE STRENGTH	160000 POUNDS PER SQUARE INCH
HEAD STYLE	FLAT CHAMFER
HEAD DIAMETER	0.265 INCHES MINIMUM AND
	0.270 INCHES MAXIMUM
HEAD HEIGHT	0.088 INCHES MINIMUM AND
	0.102 INCHES MAXIMUM
INTERNAL DRIVE STYLE	OFFSET CRUCIFORM (TORQUE SET)
EXTERNALLY RELIEVED BODY DIAMETER QUANTITY	1
FIRST DIAMETER FROM HEAD	0.120 INCHES MINIMUM AND
	0.125 INCHES MAXIMUM
DISTANCE FROM LARGEST BEARING SURFACE OF HEAD TO END OF FIRST DIAMETER	0.295 INCHES MINIMUM AND
	0.305 INCHES MAXIMUM
SPECIAL FEATURES	ELOCKING FEATURE LOC-WELL TYPE ON THREADS
THE MANUFACTURERS DATA
MANUFACTURERS CODE	92059
DESIGN CONTROL REFERENCE	100191-001

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